Home / 7,489,198.90-10,335,072.04-4,051,439.02

Finding the Fourth Proportional to 7,489,198.90, 10,335,072.04 and 4,051,439.02

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Solution

The fourth proportional to 7,489,198.90, 10,335,072.04 and 4,051,439.02 is: 5,590,973.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489,198.90 : 10,335,072.04 = 4,051,439.02 : x
  2. Step 2: Convert to fraction form
    7,489,198.90/10,335,072.04 = 4,051,439.02/x
  3. Step 3: Cross multiply
    7,489,198.90x = 10,335,072.04 × 4,051,439.02
  4. Step 4: Simplify right side
    7,489,198.90x = 41,871,914,137,367
  5. Step 5: Solve for x
    x = 41,871,914,137,367/7,489,198.90
  6. Step 6: Final answer
    x = 5,590,973.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.